74 lines
2.3 KiB
Go
74 lines
2.3 KiB
Go
package ca
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import (
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"time"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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coreinformers "k8s.io/client-go/informers/core/v1"
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"k8s.io/client-go/kubernetes"
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corelisters "k8s.io/client-go/listers/core/v1"
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"k8s.io/client-go/tools/cache"
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"k8s.io/client-go/tools/record"
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"github.com/jetstack-experimental/cert-manager/pkg/apis/certmanager/v1alpha1"
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"github.com/jetstack-experimental/cert-manager/pkg/client/clientset"
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"github.com/jetstack-experimental/cert-manager/pkg/issuer"
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)
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// CA is a simple CA implementation backed by the Kubernetes API server.
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// A secret resource is used to store a CA public and private key that is then
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// used to sign certificates.
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type CA struct {
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issuer v1alpha1.GenericIssuer
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cl kubernetes.Interface
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cmclient clientset.Interface
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recorder record.EventRecorder
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resourceNamespace string
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secretsLister corelisters.SecretLister
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}
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func NewCA(issuer v1alpha1.GenericIssuer,
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cl kubernetes.Interface,
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cmclient clientset.Interface,
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recorder record.EventRecorder,
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resourceNamespace string,
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secretInformer cache.SharedIndexInformer) (issuer.Interface, error) {
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secretsLister := corelisters.NewSecretLister(secretInformer.GetIndexer())
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return &CA{
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issuer: issuer,
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cl: cl,
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cmclient: cmclient,
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recorder: recorder,
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resourceNamespace: resourceNamespace,
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secretsLister: secretsLister,
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}, nil
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}
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const (
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ControllerName = "ca"
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)
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func init() {
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issuer.Register(ControllerName, func(issuer v1alpha1.GenericIssuer, ctx *issuer.Context) (issuer.Interface, error) {
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// We do this little dance because of the way our SharedInformerFactory is
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// written. It'd be great if this weren't necessary.
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resourceNamespace := issuer.GetObjectMeta().Namespace
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informerNS := ctx.Namespace
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if resourceNamespace == "" {
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resourceNamespace = ctx.ClusterResourceNamespace
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informerNS = ctx.ClusterResourceNamespace
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}
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return NewCA(
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issuer,
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ctx.Client,
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ctx.CMClient,
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ctx.Recorder,
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resourceNamespace,
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ctx.SharedInformerFactory.InformerFor(
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informerNS,
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metav1.GroupVersionKind{Version: "v1", Kind: "Secret"},
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coreinformers.NewSecretInformer(ctx.Client, resourceNamespace, time.Second*30, cache.Indexers{cache.NamespaceIndex: cache.MetaNamespaceIndexFunc})),
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)
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})
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}
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